If you are one of the unfortunate customers affected by this, you have likely already seen the following letter. Several Observers have written in after receiving a letter from the Apple Store regarding their orders for Jaguar. According to the letters, some Jaguar orders are being delayed due to supply problems. From an anonymous Observer:

Dear Valued Apple Customer,

We appreciate your recent Apple Store order xxxxxxxxxx. Due to an unexpected supply delay, we are unable to ship your M8905LL/A, MAC OS X V10.2 RETAIL FAMILY PACK-USA by the date you were originally quoted. Our goal is to ship your order within the next 7 business days.

Please note that product availability can change rapidly, and it is possible that your order may ship much sooner than we anticipate. You may even receive a shipment confirmation between the time we send this email [sic] and the time that you read it.

If you prefer, you may change or cancel your order and receive a prompt refund by calling us at 1-800-676-2775, extension 56500, 7 a.m. to 9 p.m. central time, Monday through Friday, or 9 a.m. to 6 p.m. central time, Saturday and Sunday. If we do not hear from you, we will continue processing your order. You will receive an email [sic]notification once your order has been shipped.

We appreciate your business and apologize for any inconvenience this delay has caused you. Thank you for shopping at the Apple Store!